etoc
常见例句
- A determination rnethod of Etoc in Mosquitourepellent mat with gas chrornatography was established.The quantitative analysis of etoc was conducted by GC using FID and internal standard method.
叙述了采用气相色谱法，以FID检测器和内标法定量测定电热蚊香片中益多克的含量。 返回 etoc